#include <stdlib.h>
#include <stdio.h>
#include <set>
#include <vector>
using namespace std;
#include "grader.h"
#include "lang.h"
#define SZ 100
//vector<int> count()[56];
//set<pair<int,int> > S[56];
//set<pair<int,pair<int,int> > > S[56];
set<pair<pair<int,int>,pair<int,int> > > S[56];
int L = 56;
int total = 0;
int win = 0;
int winsingle = 0;
int totalsingle = 0;
void excerpt(int *E) {
total += 1;
set<pair<pair<int,int>,pair<int,int> > > sample;
for (int i=0;i<97;i++) sample.insert(make_pair(make_pair(E[i], E[i+1]), make_pair(E[i+2], E[i+3])));
int best_score = 0;
int best_guess = 0;
int best_count = 0;
vector<int> scores(L);
for (int i=0;i<L;i++){
set<pair<pair<int,int>,pair<int,int> > > intersect;
set_intersection(sample.begin(), sample.end(), S[i].begin(), S[i].end(),
std::inserter(intersect, intersect.begin()));
int score = intersect.size();
scores[i] = score;
if (best_score == score) best_count++;
if (best_score < score){
best_score = score;
best_guess = i;
best_count = 1;
}
}
int target = language(best_guess);
if (target == best_guess) win++;
if (best_count == 1) totalsingle++;
if (target == best_guess && best_count == 1) winsingle++;
/*printf("%0.2lf%%\n",100.0*win/total);
if (target == best_guess) printf("WIN\n"); else printf("FAIL\n");
printf("Sample letters: %ld\n", sample.size());
printf("Best count: %d\n", best_count);
if (totalsingle > 0) printf("Win single: %0.2lf%%\n",100.0*winsingle/totalsingle);
printf("Win multiple: %0.2lf%%\n",100.0*(win - winsingle)/(total -totalsingle));
for (int i=0;i<L;i++) printf("%d ", scores[i]);
printf("\n\n");*/
S[target].insert(sample.begin(), sample.end());
}
Compilation message
lang.cpp: In function 'void excerpt(int*)':
lang.cpp:40:9: error: 'set_intersection' was not declared in this scope
40 | set_intersection(sample.begin(), sample.end(), S[i].begin(), S[i].end(),
| ^~~~~~~~~~~~~~~~
